José E.P. Santos, DVM, MS, PhD, Professor
Co-Project Director, Research Component Leader
University of Florida

Manuscripts

Ribeiro ES, Bruno RG, Farias AM, Hernández-Rivera JA, Gomes GC, Surjus R, Becker LF, Birt A, Ott TL, Branen JR, Sasser RG, Keisler DH, Thatcher WW, Bilby TR, Santos JE.
Low doses of bovine somatotropin enhance conceptus development and fertility in lactating dairy cows.
Biol Reprod. 2014 Jan 16;90(1):10. doi:
10.1095/biolreprod.113.114694. Print 2014 Jan. PubMed PMID: 24285716.

Lima FS, Ribeiro ES, Bisinotto RS, Greco LF, Martinez N, Amstalden M, Thatcher WW, Santos JE.
Hormonal manipulations in the 5-day timed artificial insemination protocol to optimize estrous cycle synchrony and fertility in dairy heifers.
J Dairy Sci. 2013 Nov;96(11):7054-65. doi: 10.3168/jds.2013-7093. Epub 2013 Sep 5.
PubMed PMID: 24011941.

Lima FS, Bisinotto RS, Ribeiro ES, Greco LF, Ayres H, Favoreto MG, Carvalho MR, Galvão KN, Santos JE.
Effects of 1 or 2 treatments with prostaglandin F₂α on subclinical endometritis and fertility in lactating dairy cows inseminated by timed artificial insemination.
J Dairy Sci. 2013 Oct;96(10):6480-8. doi: 10.3168/jds.2013-6850. Epub 2013 Aug 1. PubMed PMID: 23910554.

Ribeiro ES, Lima FS, Greco LF, Bisinotto RS, Monteiro AP, Favoreto M, Ayres H, Marsola RS, Martinez N, Thatcher WW, Santos JE.
Prevalence of periparturientdiseases and effects on fertility of seasonally calving grazing dairy cows supplemented with concentrates.
J Dairy Sci. 2013 Sep;96(9):5682-97. doi: 10.3168/jds.2012-6335. Epub 2013 Jul 5. PubMed PMID: 23831093.

Bisinotto RS, Ribeiro ES, Lima FS, Martinez N, Greco LF, Barbosa LF, Bueno PP, Scagion LF, Thatcher WW, Santos JE.
Targeted progesterone supplementation improves fertility in lactating dairy cows without a corpus luteum at the initiation of the timed artificial insemination protocol.
J Dairy Sci. 2013 Apr;96(4):2214-25. doi: 10.3168/jds.2012-6038. Epub 2013 Feb 15. PubMed PMID: 23415522.

Cerri RL, Thompson IM, Kim IH, Ealy AD, Hansen PJ, Staples CR, Li JL, Santos JE, Thatcher WW.
Effects of lactation and pregnancy on gene expression of endometrium of Holstein cows at day 17 of the estrous cycle or pregnancy.
J Dairy Sci. 2012 Oct;95(10):5657-75. doi: 10.3168/jds.2011-5114. Epub 2012 Aug 9. PubMed PMID: 22884349.

Ribeiro ES, Bisinotto RS, Favoreto MG, Martins LT, Cerri RL, Silvestre FT, Greco LF, Thatcher WW, Santos JE.
Fertility in dairy cows following presynchronization and administering twice the luteolytic dose of prostaglandin F2α as one or two injections in the 5-day timed artificial insemination protocol.
Theriogenology. 2012 Jul 15;78(2):273-84. doi: 10.1016/j.theriogenology.2012.01.012. Epub 2012 May 11. PubMed PMID: 22578621.

Ribeiro ES, Monteiro AP, Lima FS, Ayres H, Bisinotto RS, Favoreto M, Greco LF, Marsola RS, Thatcher WW, Santos JE.
Effects of presynchronization and length of proestrus on fertility of grazing dairy cows subjected to a 5-day timed artificial insemination protocol.
J Dairy Sci. 2012 May;95(5):2513-22. doi: 10.3168/jds.2011-4921. PubMed PMID: 22541478.

Lima FS, Bisinotto RS, Ribeiro ES, Ayres H, Greco LF, Galvão KN, Risco CA, Thatcher WW, Santos JE.
Effect of one or three timed artificial inseminations before natural service on reproductive performance of lactating dairy cows not observed for detection of estrus.
Theriogenology. 2012 Jun;77(9):1918-27. doi: 10.1016/j.theriogenology.2012.01.011. Epub 2012 Mar 22. PubMed PMID: 22444549.

Bisinotto RS, Santos JE.
The use of endocrine treatments to improve pregnancy rates in cattle.
Reprod Fertil Dev. 2011;24(1):258-66. doi: 10.1071/RD11916. PubMed PMID: 22394967.

Lima FS, Sá Filho MF, Greco LF, Santos JE.
Effects of feeding rumen-protected choline on incidence of diseases and reproduction of dairy cows.
Vet J. 2012 Jul;193(1):140-5. doi: 10.1016/j.tvjl.2011.09.019. Epub 2011 Dec 16. PubMed PMID: 22178357.

Lima FS, Ayres H, Favoreto MG, Bisinotto RS, Greco LF, Ribeiro ES, Baruselli PS, Risco CA, Thatcher WW, Santos JE.
Effects of gonadotropin-releasing hormone at initiation of the 5-d timed artificial insemination (AI) program and timing of induction of ovulation relative to AI on ovarian dynamics and fertility of dairy heifers.
J Dairy Sci. 2011 Oct;94(10):4997-5004. doi: 10.3168/jds.2011-4240. PubMed PMID: 21943750.

Ribeiro ES, Cerri RL, Bisinotto RS, Lima FS, Silvestre FT, Greco LF, Thatcher WW, Santos JE.
Reproductive performance of grazing dairy cows following presynchronization and resynchronization protocols.
J Dairy Sci. 2011 Oct;94(10):4984-96. doi: 10.3168/jds.2011-4225. PubMed PMID: 21943749.

Thatcher W, Santos JE, Staples CR.
Dietary manipulations to improve embryonic survival in cattle.
Theriogenology. 2011 Dec;76(9):1619-31. doi: 10.1016/j.theriogenology.2011.06.005. Epub 2011 Sep 14. Review. PubMed PMID: 21924473.

Bisinotto RS, Ribeiro ES, Martins LT, Marsola RS, Greco LF, Favoreto MG, Risco CA, Thatcher WW, Santos JE.
Effect of interval between induction of ovulation and artificial insemination (AI) and supplemental progesterone for resynchronization on fertility of dairy cows subjected to a 5-d timed AI program.
J Dairy Sci. 2010 Dec;93(12):5798-808. doi: 10.3168/jds.2010-3516. PubMed PMID: 21094752.

Thatcher WW, Santos JE, Silvestre FT, Kim IH, Staples CR.
Perspective on physiological/endocrine and nutritional factors influencing fertility in post-partum dairy cows.
Reprod Domest Anim. 2010 Sep;45 Suppl 3:2-14. doi: 10.1111/j.1439-0531.2010.01664.x. PubMed PMID: 24417194.

Lima FS, De Vries A, Risco CA, Santos JE, Thatcher WW.
Economic comparison of natural service and timed artificial insemination breeding programs in dairy cattle.
J Dairy Sci. 2010 Sep;93(9):4404-13. doi: 10.3168/jds.2009-2789. PubMed PMID: 20723715.

Thompson IM, Cerri RL, Kim IH, Green JA, Santos JE, Thatcher WW.
Effects of resynchronization programs on pregnancy per artificial insemination, progesterone, and pregnancy-associated glycoproteins in plasma of lactating dairy cows.
J Dairy Sci. 2010 Sep;93(9):4006-18. doi: 10.3168/jds.2009-2941. PubMed PMID: 20723675.

Bisinotto RS, Chebel RC, Santos JE.
Follicular wave of the ovulatory follicle and not cyclic status influences fertility of dairy cows.
J Dairy Sci. 2010 Aug;93(8):3578-87. doi: 10.3168/jds.2010-3047. PubMed PMID: 20655426.

Santos JE, Narciso CD, Rivera F, Thatcher WW, Chebel RC.
Effect of reducing the period of follicle dominance in a timed artificial insemination protocol on reproduction of dairy cows.
J Dairy Sci. 2010 Jul;93(7):2976-88. doi: 10.3168/jds.2009-2870. PubMed PMID: 20630214.
Request a copy of this atricle from the author here.

Rivera F, Narciso C, Oliveira R, Cerri RL, Correa-Calderón A, Chebel RC, Santos JE.
Effect of bovine somatotropin (500 mg) administered at ten-day intervals on ovulatory responses, expression of estrus, and fertility in dairy cows.
J Dairy Sci. 2010 Apr;93(4):1500-10. doi: 10.3168/jds.2009-2489. PubMed PMID: 20338427.

Rabaglino MB, Risco CA, Thatcher MJ, Lima F, Santos JE, Thatcher WW.
Use of a five-day progesterone-based timed AI protocol to determine if flunixin meglumine improves pregnancy per timed AI in dairy heifers.
Theriogenology. 2010 Jun;73(9):1311-8. doi: 10.1016/j.theriogenology.2009.12.012. Epub 2010 Mar 6. PubMed PMID: 20206983.

Rabaglino MB, Risco CA, Thatcher MJ, Kim IH, Santos JE, Thatcher WW.
Application of one injection of prostaglandin F(2alpha) in the five-day Co-Synch+CIDR protocol for estrous synchronization and resynchronization of dairy heifers.
J Dairy Sci. 2010 Mar;93(3):1050-8. doi: 10.3168/jds.2009-2675. PubMed PMID: 20172225.

Santos JE, Bisinotto RS, Ribeiro ES, Lima FS, Greco LF, Staples CR, Thatcher WW.
Applying nutrition and physiology to improve reproduction in dairy cattle.
Soc Reprod Fertil Suppl. 2010;67:387-403. PubMed PMID: 21755686.
Request a copy of this atricle from the author here.

Presentations

Klibs N. Galvão and José Eduardo P. Santos
Epidemiology of Pregnancy Losses and Practical Strategies for Prevention.  Accompanying Slides.

P. J. Pinedo, G. J. M. Rosa, W. W. Thatcher, and J.E.P. Santos
Genomic Selection for Improved Fertility of Dairy Cows.  Accompanying Slides.

Willian W. Thatcher, Charles R. Staples, Jose E. P. Santos – 2013
The Future of Reproductive Management.  Accompanying Slides.